Rastreo del tiempo (Tracking the Weather)

Over the years, people have looked for ways to improve our imperfect sight. This has led us to the world of optics, which is the study of light and how it travels. What are some of these innovations that have changed how we see the world, and how do they work? Find the answers to these questions with this Smithsonian Informational Text! Created in collaboration with the Smithsonian Institution, this text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step...

How many elephants? How many giraffes? Count the animals of the Serengeti! Early readers will learn cardinal numbers and counting by fives with this Spanish book for kids. With bright images and simple text, this full-color book develops students' math and reading skills. The Math Talk questions build fluency and comprehension of basic math concepts. Perfect for shared or guided reading, this nonfiction kids book is ideal for kindergarten and ages 4-6.

Students will develop their math skills while engaged in reading about the importance of honeybees. This nonfiction math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, intriguing sidebars, practice problems, and math diagrams make learning place value relevant and fun. Text features include a table of contents, glossary, and index to increase understanding of math and reading concepts. An in-depth problem-solving section provides additional learning and practice opportunities while challenging...

Inspirado en el bestseller #1 del New York Times Ella persistió / She Persisted de Chelsea Clinton y Alexandra Boiger, llega ahora esta serie en Chapter Books sobre mujeres que sobresalieron, lucharon y se levantaron contra viento y marea, como Diana Taurasi. Cuando Diana Taurasi era pequeña, el baloncesto femenino profesional no existía en los Estados Unidos. Pero se esforzó mucho para crear oportunidades para sí misma, ganó campeonatos de baloncesto en la universidad, eventualmente jugó para la WNBA con los Phoenix Mercury y también ganó múltiples medallas de oro olímpicas. En...

El ADR es un documento extenso y tedioso. Por ello resulta imprescindible entender su estructura para asi poder convertirse en una herramienta sencilla de manejar. Expedidores, ambaladores, cargadores/llenadores, transportistas, descargadores y explotadores de cisternas asi como los Consejeros de Seguridad para el transporte por carretera tiene la obligación de formar cualquier empleado que intervenga en operaciones de expedición, embalaje, carga, transporte y descarga de mercancías peligrosas por carretera.

¿Y si un día encuentras un manuscrito misterioso oculto en un viejo libro? ¿Y si leyéndolo descubres que existe un pasadizo secreto que te permite viajar en el tiempo? Sí, sí, viajar en el tiempo. Solo tienes que seguir leyendo. Página a página, la Historia se irá abriendo ante ti y podrás oír, oler, ver, sentir, vivir, algunos de los momentos más decisivos y emocionantes de nuestro pasado. Viajarás en una galera romana. A lomos de un corcel árabe visitarás la fabulosa Córdoba de los emires y califas. Derribarás murallas, defenderás castillos, levantarás catedrales....

Take a fascinating trip into the depths of Carlsbad Caverns and learn arithmetic patterns along the way. This Spanish book combines mathematics and literacy skills, and uses practical, real-world examples of problem solving to teach math and language arts content. Students will learn arithmetic patterns while engaged in reading about the various patterns that can be found in the miles of caves in Carlsbad Caverns National Park. The full-color images, math graphs and charts, and practice problems make learning math and language arts concepts easy and fun. The table of contents, glossary, and...